Auditor

Professor Dr Mohd Rizal Abd Manaf

Department of Community Health, Faculty of Medicine, UKM

Professor Dr Mohd Rizal Abd Manaf

Position

Auditor

Qualifications

BSc Med (UKM), MD (UKM), MCH — Health & Hospital Management (UKM), PhD Public Health (UKM)

Areas of Expertise

Health EconomicsQuality of LifeHospital ManagementPublic HealthCommunity Health

Profile

Dr. Mohd Rizal Abdul Manaf is a Professor and Public Health Consultant in the Department of Community Health, Faculty of Medicine, Universiti Kebangsaan Malaysia (UKM). He graduated with Medical Doctor Degree from UKM in 1994 and Master of Community Health (Hospital and Health Management) from UKM in 2001 and subsequently attained Doctor of Philosophy in Public Health in 2009.

He was appointed as one of the committee members in reviewing health care reform and 1Care Technical Committee of Ministry of Health Malaysia at the National Level. He was also involved in the Fairness of Financial Contribution committee of Ministry of Health Malaysia. His main areas of research are health economics and quality of life.

He is involved in a number of studies on public health in Malaysia. These include understanding risks factors, prevalence and elements of trajectories among adolescent involved in poly-drugs and ATS abuse at selected hot spots in Malaysia, diagnostic study on development of integrated and sustainable long-term care for elderly in Malaysia, profile of non-communicable disease risk factors among Universiti Kebangsaan Malaysia staff and effectiveness of Slim Shape intervention program.

He is a member of Public Health Specialist Association of Malaysia. He is an editor of International Public Health Research Journal and also served as reviewer for PLOS One Journal, Journal of Complementary and Alternative Medicine, Malaysian Journal of Medicine and Health Sciences, Medical Journal of Malaysia and Community Health Journal. He had published numerous articles in local as well as international peer-reviewed journals.

Selected Publications

  1. 1.

    Mohd Rizal Haji Abdul Manaf. 2013. Analisis Kos. In Ekonomi Kesihatan. Kuala Lumpur: Dewan Bahasa dan Pustaka Publication.

  2. 2.

    Mohd Rizal Haji Abdul Manaf. 2013. Cabaran Ekonomi Kesihatan Pada Alaf Baharu. In Ekonomi Kesihatan. Kuala Lumpur: Dewan Bahasa dan Pustaka Publication.

  3. 3.

    Lavanyah S., Azmawati M.N. & Rizal A.M. 2020. An evidence-based clinical pathway for the diagnosis of Tuberculous Lymphadenitis: A systematic review. Int J Mycobacteriol. 9: 107-115. DOI: 10.4103/ijmy.ijmy_207_19.

  4. 4.

    Mohd Fadhli M.F., Hanizah M.Y., Rizal A.M., Nur Adibah M.S. & Rosnawati M.R. 2020. Predictors of intershift fatigue recovery among doctors: A protocol. Social Science Protocols. March 2020: 1-16. DOI: 10.7565/ssp.2020.2809.

  5. 5.

    Khalid M., Zaleha M.I., Rizal A.M., Firdaus H. & Syed Sharizman S.A.R. 2020. Nutritional burden in tuberculosis and inter-sectoral nutritional management for tuberculosis patients in Malaysia. Turkiye Klinikleri Journal of Medical Sciences. 40(1): 83-95.

  6. 6.

    Adman M.A., Hashim J.H., Rizal A.M. & Norback D. 2020. Association between air pollutants and peak expiratory flow and fractional exhaled nitric oxide in students. Int J Tuberc Lung Dis. 24(2): 189-195.

  7. 7.

    Ahmad Kamil M.A., Md Nor N., Ngiu C.S., Rizal A.M. & Thevarajah S. 2019. Prevalence of non-alcohol fatty liver disease (NAFLD) diagnosed by controlled attenuation parameter on transient elastography and its predisposing factors in psoriasis. J Skin Stem Cell. 6(4): e103245.

  8. 8.

    Hirman I., Rizal A.M., Abdul Halim A.G., Zaki Morad M.Z. & Adriana Irawati N.I. 2019. Economic burden of ESRD to the Malaysian health care system. Kidney Int Rep. 4: 1261-1270.

  9. 9.

    Naren K.S., Rizal A.M., Hooi L.S., Sunita B., Fariz Safhan M.N., Shahnaz Shah F.K., Ong L.M. & Abdul Halim A.G. 2019. Cost utility analysis of end stage renal disease treatment in Ministry of Health dialysis centres, Malaysia: Hemodialysis versus continuous ambulatory peritoneal dialysis. Plos One. 14(10): e0218422.

  10. 10.

    Chan C.Y., Shaathana S., Chin K.Y., Ima-Nirwana S., Norliza M., Fairus A., Rizal A.M., Ng P.Y., Nor Aini J., Noorazah A.A. & Norazlina M. 2019. Knowledge, beliefs, dietary, and lifestyle practices related to bone health among middle-aged and elderly Chinese in Klang Valley, Malaysia. Int J Environ Res Public Health. 16, 1787.

  11. 11.

    Hirman I., Rizal A.M., Abdul Halim A.G., Zaki Morad M.Z. & Adriana Irawati N.I. 2019. International comparisons of economic burden of End-Stage Renal Disease to the National Health Systems. Int Medical Journal of Malaysia. 18(3): 188-196.

  12. 12.

    Naren K.S., Rizal A.M., Hooi L.S., Sunita B., Fariz Safhan M.N., Shahnaz Shah F.K., Ong L.M. & Abdul Halim A.G. 2019. Health related quality of life of dialysis patients in Malaysia: Haemodialysis versus continuous ambulatory peritoneal dialysis. BMC Nephrology. 20(151): 1-10.

  13. 13.

    Shaathana S., Chan C.Y., Ima-Nirwana S., Norazlina M., Norliza M., Fairus A., Rizal A.M., Ng P.Y., Nor Aini J. & Chin K.Y. 2019. Prevalence and predictors of osteoporosis among the Chinese population in Klang Valley, Malaysia. Applied Sciences. 9(1820): 1-11.

  14. 14.

    Nor Hasyimah H., Ezanee Azlina M.H., Rizal A.M., Jasmi A.Y., Roslan H., Ramelah M. & Isa M.R. 2019. Microsatellite instability and altered expressions of MLH1 and MSH2 in gastric cancer. Asian Pacific Journal of Cancer Prevention. 20(2): 509-517.

  15. 15.

    Shahrir S.N., Rizal A.M., Mustapha F.I. & Md Isa Z. 2019. Critical review on dietary sodium reduction policies in Malaysia. International Food Research Journal. 26(1): 33-40.

  16. 16.

    Muhammad Aklil A.R., Fadzrul H.J., Shamsul Azhar S., Mohd Rohaizat H. & Rizal A.M. 2019. 13C-Urea breath test accuracy for helicobacter pylori infection in the Asian population: A meta-analysis. Annals of Global Health. 85(1): 110, 1-10.

  17. 17.

    Dayang Anita A.A., Marjmin O., Felicia L., Rufina T., Zarina A.L. & Rizal A.M. 2018. External squeeze test during pediatric laparoscopic hernia repair: A novel on-table assessment to ensure complete closure of patent processus vaginalis. Open Access Surgery 11: 1-4.

  18. 18.

    Rizal A.M., Ahmad Fareed A.R., Aniza I., Ezat W.P. & Azimatun N.Z. 2018. Psychometric evaluation of the Malay version of the Impact of Weight on Quality of Life-Lite (IWQOL-LITE) Questionnaire. International Journal of Public Health Research 8(1): 939-946.

  19. 19.

    Nurul Iftida B., Zaleha A.M., Shuhaila A., Abdul Kadir A.K., Lim P.S., Rizal A.M. & Nor Azlin M.I. 2018. The WHO versus The IADPSG diagnostic criteria of gestational diabetes mellitus (GDM) and their associated maternal and neonatal outcomes. Hormone Molecular Biology and Clinical Investigation.

  20. 20.

    Shaiful Azlan K., Rosnah I. & Rizal A.M. 2017. Systematic review of organization stressors as predictors for job stress and burnout among university academicians in Malaysia. Int J Public Health and Clinical Sciences. 4(3): 35-46.

  21. 21.

    Adawiyah J., Moonyza A.A.K., Hatta S., Rizal A.M., Felix B.B.Y., Nik Ruzyanei N.J., Marhani M., Srijit D. & Ng C.G. 2017. The risk and associated factors of female sexual dysfunction (FSD) in women with psoriasis. International Medical Journal of Malaysia. 16(1): 107-113.

  22. 22.

    Rizal A.M., Naren K.S., Abdul Halim A.G., Lai S.H. & Sunita B. 2017. Dialysis provision and implications of health economics on peritoneal dialysis utilization: a review from a Malaysian perspective. International Journal of Nephrology.

  23. 23.

    Hasanain F.G., Zaleha M.I., Rizal A.M., Diana M., Norazman M.R., Mohd Ihsani M. & Maged E. 2017. Systematic review on effectiveness of interventional programmes in treating childhood obesity. Advances in Pediatric Research. 4: 7.

  24. 24.

    Rizal A.M., Madihah M., Mohd Rizam A.R., Khairul Hazdi Y. & Noor Azah A.A. 2016. Factors influencing the prevalence of mental health problems among Malay elderly residing in a rural community: A cross-sectional study. Plos One.

  25. 25.

    Edib Z., Kumarasamy V., Norlia A., Rizal A.M. & Al-Dubai S.A.R. 2016. Most prevalent unmet supportive care needs and quality of life of breast cancer patients in a tertiary hospital in Malaysia. Health and Quality of Life Outcomes. 14:26.

  26. 26.

    Al-Dubai S.A.R., Gunasegaran K., Alshakka M., Renganathan P., Elkalmi R., Rizal A.M. & Yadav H. 2016. Anxiety and depression among asthmatic patients in Malaysia. ASEAN Journal of Psychiatry. 17(1): 1-9.

  27. 27.

    Al-Dubai S., Sempeho J., Yadav H., Sahathevan R., Kang Law Z. & Rizal A.M. 2016. Pre-hospital delays in ischemic stroke patients in a Malaysian tertiary hospital. International Journal of Stroke.

  28. 28.

    Vida S., Sharifa Ezat W.P., Rizal A.M., Khalib A.L. & Aniza I. 2016. Are Malaysian diabetic patients ready to use the new generation of health care service delivery? A telehealth interest assessment. Malays J Med Sci. 23(2): 44-52.

  29. 29.

    Rizal A.M. 2015. Cost-effectiveness of e-mail based empowerment programme (e-beEp) among type II Diabetes Mellitus patients in Malaysia. Brunei International Medical Journal. 11(Suppl. 3): S14.

  30. 30.

    Ainsah O., Osman C.B., Nor Fatini A., Hakim O., Arina O., Ahmad Hatim S., Rizal A.M. & Mohd Ikhsan S. 2015. Seropositivity and serointensity of Toxoplasma gondii antibodies and DNA among patients with Schizophrenia. Korean J Parasitol. 53(1): 29-34.

  31. 31.

    Ganasegeran K., Perianayagam W., Rizal A.M., Saad A.A.J. & Al-Dubai S.A.R. 2015. Patient satisfaction in Malaysia's busiest outpatient medical care. The Scientific World Journal.

  32. 32.

    Kanaheswari Y., Kavitha R. & Rizal A.M. 2015. Urinary tract infection and bacteriuria in children performing clean intermittent catheterization with reused catheters. Spinal Cord. 53: 209-212.

  33. 33.

    Hasriza H., Shahrul A., Hamizah R., Nafisah W.Y., Tan H.J., Rizal A.M. & Norlinah M.I. 2014. Eradication of Helicobacter pylori infection improves levodopa action, clinical symptoms and quality of life in patients with Parkinson's disease. PLOS ONE. 9(11): 1-7.

  34. 34.

    Sempeho J., Rizal A.M., Sahathevan R., Al-Dubai S. & Kang Law Z. 2014. Determinants and effects of pre-hospitalisation delays in stroke patients in Universiti Kebangsaan Malaysia Medical Centre (UKMMC). Neuroepidemiology. 43: 71-113.

  35. 35.

    Rahman J., Syed Zulkifli S.Z., Mohd Arman K., Nazihah A.J., Norliza I., Norkhamiwati M.K., Noraidatulakma A., Norhafizah B., Noor Hamidah H., Hanita O., Nor Muhammad M. & the Malaysian Cohort Study Group (Rizal A.M.). 2014. Cohort profile: The Malaysian Cohort (TMC) project: a prospective study of non-communicable diseases in a multi-ethnic population. Int J Epidemiol.

  36. 36.

    Tuti Ningseh M.D., Sharifah Ezat W.P., Amrizal M.N., Rasidah A., Rizal A.M., Khairiyah A.M. & Syed M.A. 2014. Cost-effectiveness of periodontitis management in public sector specialist periodontal clinics: a societal perspective research in Malaysia. Value in Health Regional Issues. 3C: 117-123.

  37. 37.

    Al-Dubai S.A.R., Ganasegaran K., Barua A., Rizal A.M. & Rampal K.G. 2014. Evaluation of psychometric properties of the Malay version Perceived Stress Scale in two occupational settings in Malaysia. Annals of Medical & Health Sciences Research. 4(2): 104-107.

  38. 38.

    Tuti M.D., Rasidah A., Amrizal M.N., Rizal A.M., Noorlin I., Khairiyah A.M., Syed M.A., Yuhaniz A.Y., Hanizah A.A., Noordin K. & Ahmad S.M.A. 2014. Cost analysis of periodontitis management in public sector specialist dental clinics. BMC Oral Health. 14:56.

  39. 39.

    Ganasegeran K., Renganathan P., Rizal A.M. & Sami A.R.A. 2014. Factors associated with anxiety and depression among type 2 diabetes outpatients in Malaysia: A descriptive cross-sectional single-centre study. BMJ Open 4: e004794.

  40. 40.

    Ganasegeran K., Menke J.M., Ramaswamy V.M.C., Rizal A.M., Alabsi A.M. & Sami A.R.A. 2014. Level and determinants of knowledge of symptomatic knee osteoarthritis among railway workers in Malaysia. BioMed Research International.

  41. 41.

    Ho C.C.K., Ngoo K.S., Hamzaini A.H., Rizal A.M. & Zulkifli M.Z. 2014. Urinary bladder characteristics via ultrasound as predictors of acute urinary retention in men with benign prostatic hyperplasia. La Clinica Terapeutica 165(2).

  42. 42.

    Rizal A.M., Mastura M.T., Hatta S., Marhani M., Nik Ruzyanei N.J., Srijit D. & Abdul Muizz A.M. 2014. Pre-marital sex and its predicting factors among Malaysian youths. Comprehensive Psychiatry 55(1)(Suppl 1): S82-S88.

  43. 43.

    Adibah H.I., Rawa B., Hatta S., Ng C.G., Marhani M., Nik Ruzyanei N.J., Srijit D. & Rizal A.M. 2014. Orgasmic dysfunction among Malay diabetic women in Malaysia. Comprehensive Psychiatry 55(1)(Suppl 1): S29-S33.

  44. 44.

    Emad A.S. & Rizal A.M. 2013. The economic burden of hemodialysis in Jordan. Indian Journal of Medical Sciences 67(5&6): 103-116.

  45. 45.

    Sami A.R.A., Mustafa A.A. & Rizal A.M. 2013. Mentoring and perceived stress level among private medical students: a Malaysian perspective. Procedia - Social and Behavioral Sciences 93: 276-280.

  46. 46.

    Noor Azah A., Syahnaz M.H., Rizal A.M. & Mohd Zaini A.H. 2013. Factors influencing H1N1 vaccination among primary health care workers: A cross-sectional study. International Journal of Preventive Medicine. 4(6): 664-670.

  47. 47.

    Christopher C.K.H., Seong P.K., Zulkifli M.Z., Rizal A.M., Muhilan P. & Azad H.A.R. 2013. Retrospective study of predictors of bone metastasis in prostate cancer cases. Asian Pacific J Cancer Prev. 14(5): 2203-2206.

  48. 48.

    Emad A.S. & Rizal A.M. 2013. Haemodialysis in Jordan: Socio-demographic data, clinical analysis and projecting burden. Middle-East J Sci Res. 14(5): 624-632.

  49. 49.

    Ezat S.W., Natrah M.S., Aljunid S., Rizal A.M., Saperi S., Ismail S., Fuad I. & Azrif M.A. 2013. Quality of life in Malaysian colorectal cancer patients. Asia-Pacific Psychiatry 5: 110-117.

  50. 50.

    Ezat S.W., Natrah M.S., Aljunid S., Rizal A.M., Saperi S., Ismail S., Fuad I. & Azrif M.A. 2013. Economic evaluation of monoclonal antibody in the management of colorectal cancer. J Cancer Res Ther. 1(1): 34-39.

  51. 51.

    Ariff F., Kartini B., Rosdinum R., Hatta S., Thinakaran M., Robert P.J., Marhani M., Nik Ruzyanei N.J., Srijit D. & Rizal A.M. 2013. Risk factors for depression and anxiety among pregnant women in Hospital Tuanku Bainun, Ipoh, Malaysia. Asia-Pacific Psychiatry 5: 7-13.

  52. 52.

    Alfizah H., Ramelah M., Rizal A.M., Anwar A.S. & Isa M.R. 2012. Association of Malaysian Helicobacter pylori virulence polymorphisms with severity of gastritis and patients' ethnicity. Helicobacter.

  53. 53.

    Ganasegaran K., Sami A.R.A., Ahmad M.Q., Al-Abed A.A., Rizal A.M. & Al-Junid S.M. 2012. Social and psychological factors affecting eating habits among university students in a Malaysian medical school: A cross sectional study. Nutrition Journal 11: 48.

  54. 54.

    Sami A.R.A., Ganasegaran K., Aied M.A., Rizal A.M., Sharea I. & Saba K. 2012. Exploration of barriers to breast-self examination among urban women in Shah Alam, Malaysia: A cross sectional study. Asian Pacific J Cancer Prev. 13: 1627-1632.

  55. 55.

    Lee M.Y., Teh N.C.S., Nur Zulekha M., Thayanithi S., Jelinar M.N., Rizal A.M. & Arfah W. 2012. The effect of fixed combination of Bimatoprost-Timolol and Travoprost-Timolol on intraocular pressure in patients with primary open-angle glaucoma or ocular hypertension. Asia-Pac J Ophthalmol. 1(4): 208-212.

  56. 56.

    Rizal A.M. 2012. Medical ethics: What you should know? International J Public Health Research 2(1): 129-136.

  57. 57.

    Emad A.S. & Rizal A.M. 2012. Quality of life of caregivers and patients undergoing haemodialysis at Ministry of Health, Jordan. International J Applied Science Technology 2(3): 76-85.

  58. 58.

    Natrah M.S., Sharifa Ezat W.P., Al-Junid S.M., Rizal A.M. & Saperi S. 2012. Quality of life in Malaysian colorectal cancer patients: A preliminary result. Asian Pacific J Cancer Prev. 13: 957-962.

  59. 59.

    Ghailan K.Y., Jusoh A., Rizal A.M., Sharifa Ezat W.P., Ibrahim F., Jalal H. & Al-Junid S.M. 2010. Impact of HIV/AIDS morbidity on households economy in Malaysia. Global Journal of Health Science 2(2): 142-153.

  60. 60.

    Mohamed R., Hanafiah A., Rose I.M., Rizal A.M., Abdullah S.A., Sagap I., van Belkum A. & Yaacob J.A. 2009. Helicobacter pylori cagA gene variants in Malaysians of different ethnicity. European Journal of Clinical Microbiology and Infectious Diseases 28(7): 865-869.

  61. 61.

    Leonard J.H., Choo C.P., Rizal A.M., Md Isa Z.M., Mohd Nordin N.A. & Das S. 2009. Development and evaluation of 'neck pain and functional limitation scale': A validation study in the Asian context. Indian Journal of Medical Sciences 63(10): 445-454.

  62. 62.

    Hamidah A., Rizal A.M., Nordiah A.J. & Jamal R. 2008. Piperacillin-tazobactam plus amikacin as an initial empirical therapy of febrile neutropenia in paediatric cancer patients. Singapore Med J. 49(1): 26-30.

  63. 63.

    Lee M.Y., Hussain R.B.T., Mohamad M.B.T. & Rizal A.M. 2007. Effect of diabetes on visual acuity following phacoemulsification cataract surgery. Asian J Ophthalmol. 9(6): 237-242.

  64. 64.

    Tan H.J., Suganthi C., Dhachayani S., Rizal A.M. & Raymond A.A. 2007. The coexistence of anxiety and depressive personality traits in migraine. Singapore Med J. 48(4): 307-310.

  65. 65.

    Rizal A.M., Al-Junid S.M., Faridah Hanum A., Chuah K.L. & Normalina M. 2007. Cost-effectiveness of cataract surgery with intraocular lens implantation: Extracapsular cataract extraction versus phacoemulsification. Med J Indones. 16(1): 25-31.

  66. 66.

    Tan H.J., Suganthi C., Dhachayani S., Rizal A.M. & Raymond A.A. 2006. Suicidal ideation in migraine. Neurology Asia 11: 103-106.

  67. 67.

    Rohana A.G., Soehardy Z., Norella C.T.K., Fauzi A.R., Rozaidi S.H.W., Marlyn M., Rizal A.M. & Rahimah I. 2006. Serum IL-6 and IL-1-ra with sequential organ failure assessment scores in septic patients receiving high-volume haemofiltration and continuous venovenous haemofiltration. Nephrology 11(5): 386-393.

  68. 68.

    Tan H.J., Rizal A.M., Rosmadi M.Y. & Goh K.L. 2006. Role of Helicobacter pylori virulence factor and genotypes in non-ulcer dyspepsia. Journal of Gastroenterology & Hepatology 21(1): 110-115.

  69. 69.

    Tan S.M.K., Shafiee Z., Wu L.L., Rizal A.M. & Rey J.M. 2005. Factors associated with control of type I diabetes in Malaysian adolescents and young adults. Intl Psychiatry in Medicine 35(2): 123-136.

  70. 70.

    Tan H.J., Rizal A.M., Rosmadi M.Y. & Goh K.L. 2005. Distribution of Helicobacter pylori cagA, cagE and vacA in different ethnic groups in Kuala Lumpur, Malaysia. Journal of Gastroenterology & Hepatology 20(4): 589-594.

  71. 71.

    Ramelah M., Aminuddin A., Alfizah H., Isa M.R., Jasmi A.Y., Tan H.J., A. Rahman A.J., Rizal A.M. & Mazlam M.Z. 2005. cagA gene variants in Malaysian Helicobacter pylori strains isolated from patients of different ethnic groups. FEMS Immunology and Medical Microbiology 44: 239-242.

© 2026 Malaysian Health Economic Association (MAHEA). All rights reserved.